Import SQLite 3.10.2.

third_party/sqlite/src/ext/fts5/fts5_main.c

 /*
 ** 2014 Jun 09
 **
 ** The author disclaims copyright to this source code.  In place of
 ** a legal notice, here is a blessing:
 **
 **    May you do good and not evil.
 **    May you find forgiveness for yourself and forgive others.
 **    May you share freely, never taking more than you give.
 **
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 ){
   SQLITE_EXTENSION_INIT2(pApi);
   (void)pzErrMsg;  /* Unused parameter */
   return fts5Init(db);
 }
 #else
 int sqlite3Fts5Init(sqlite3 *db){
   return fts5Init(db);
 }
 #endif